The _pcre32_xclass function in pcre_xclass.c in libpcre1 in PCRE 8.40 allows remote attackers to cause a denial of service (invalid memory read) via a crafted file.
結論預警: CVE-2017-7244 綜合評估為中等風險(50.8/100):CVSS 技術影響為中級,利用機率(EPSS 1.99%) 核心證據: 近一日 EPSS 上升 +1.47%,被利用關注度持續升高。 強制指令: 梳理受影響資產並納入修補計畫。
風險隨態勢動態變化;本站持續評估並同步更新本頁展示內容。
EPSS 日更估計相對被利用可能性;百分位表示該 CVE 在已評分漏洞中的相對排名(越高表示相對更嚴重)。
| # | 日期 | 舊 EPSS 分數 | 新 EPSS 分數 | 變化(新 − 舊) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.53% | 1.99% | +1.47% |
| 2 | 2026-03-17 | 0.76% | 0.53% | -0.24% |
| 3 | 2025-11-21 | — | 0.76% | — |
完整 EPSS 歷史 (共 14 筆)
該 CVE 的 CVSS 指標。
| 底座分 | 版本 | 嚴重度 | 向量 | 可利用性 | 影響 | 分數來源 |
|---|---|---|---|---|---|---|
| 5.5 | 3.0 | MEDIUM |
|
1.8 | 3.6 | [email protected] |
| 4.3 | 2.0 | MEDIUM |
|
8.6 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2017-7244 not yet assigned priority: Debian including 1 source packages (pcre3), 2 status rows across 2 suites (bookworm, bullseye): resolved 2. | https://security-tracker.debian.org/tracker/CVE-2017-7244 |
gentoo
|
normal | CVE-2017-7244: 1 GLSA(s) (201710-25), 1 atom(s) (dev-libs/libpcre); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2017-7244 |
redhat
|
low | — | https://access.redhat.com/security/cve/CVE-2017-7244 |
suse
|
medium | CVE-2017-7244 severity moderate: SUSE including 296 source package names (24.324:libpcre1-8.45-8.7.1, 26.374:libpcre1-8.45-8.7.1, …), 733 product×package rows across 110 product lines (Container suse/ltss/sle12.5/sles12sp5, Container suse/sles12sp3, … (110 product lines)): Fixed 271, Known Affected 231, Known Not Affected 231. | https://www.suse.com/security/cve/CVE-2017-7244/ |
ubuntu
|
low | CVE-2017-7244 low priority: Ubuntu including 1 source packages (pcre3), 17 status rows across 17 suites (artful, bionic, cosmic, disco, eoan, focal, groovy, hirsute, impish, jammy, kinetic, precise, trusty, upstream, xenial, yakkety, zesty): not-affected 14, released 2, ignored 1. | https://ubuntu.com/security/CVE-2017-7244 |
| URL | 標籤 |
|---|---|
| http://www.securityfocus.com/bid/97067 | Third Party Advisory VDB Entry |
| https://access.redhat.com/errata/RHSA-2018:2486 | |
| https://blogs.gentoo.org/ago/2017/03/20/libpcre-invalid-memory-read-in-_pcre32_xclass-pcre_xclass-c/ | Third Party Advisory VDB Entry |
| https://security.gentoo.org/glsa/201710-25 |